Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4321843 | Process for the production of drawing die bores | Max Schwab, Peter J. Heinen, Willi Diederichs, Peter Gossens, Hubert Minkenberg | 1982-03-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4321843 | Process for the production of drawing die bores | Max Schwab, Peter J. Heinen, Willi Diederichs, Peter Gossens, Hubert Minkenberg | 1982-03-30 |